/*
 *this file is part of nseer erp
 *Copyright (C)2006-2010 Nseer(Beijing) Technology co.LTD/http://www.nseer.com 
 *
 *This program is free software; you can redistribute it and/or
 *modify it under the terms of the GNU General Public License
 *as published by the Free Software Foundation; either
 *version 2 of the License, or (at your option) any later version.
 */
package include.ajax;

import include.nseer_db.nseer_db;
import java.util.*;
import java.sql.ResultSet;

public class GetImg {

    private nseer_db db;
    private String pic;

    public String get(String dbname, String tname, String module, String sub, String subvalue, String href) {
        try {
            db = new nseer_db(dbname);
            String first_kind_name = "";
            String second_kind_name = "";
            if (tname.equals("document_first")) {
                String sql = "select picture from " + tname + " where main_kind_name='" + module + "' and " + sub + "='" + subvalue + "'";
                ResultSet rs = db.executeQuery(sql);
                if (rs.next()) {
                    pic = rs.getString("picture");
                }
            } else if (tname.equals("document_second") && href.indexOf("?") == -1) {
                StringTokenizer tokenTO = new StringTokenizer(href, "/");
                while (tokenTO.hasMoreTokens()) {
                    String main = tokenTO.nextToken();
                    first_kind_name = tokenTO.nextToken();
                    String head_file = tokenTO.nextToken();
                }
                String sql = "select picture from " + tname + " where main_kind_name='" + module + "' and first_kind_name='" + first_kind_name + "' and " + sub + "='" + subvalue + "'";
                ResultSet rs = db.executeQuery(sql);
                if (rs.next()) {
                    pic = rs.getString("picture");
                }
            } else if (tname.equals("document_second") && href.indexOf("?") != -1) {
                href = href.substring(href.indexOf("?") + 5);
                StringTokenizer tokenTO = new StringTokenizer(href, "/");
                while (tokenTO.hasMoreTokens()) {
                    String main = tokenTO.nextToken();
                    first_kind_name = tokenTO.nextToken();
                    second_kind_name = tokenTO.nextToken();
                }
                String sql = "select picture from " + tname + " where main_kind_name='" + module + "' and first_kind_name='" + first_kind_name + "' and " + sub + "='" + subvalue + "'";
                ResultSet rs = db.executeQuery(sql);
                if (rs.next()) {
                    pic = rs.getString("picture");
                }
            } else if (tname.equals("document_third")) {
                StringTokenizer tokenTO = new StringTokenizer(href, "/");
                while (tokenTO.hasMoreTokens()) {
                    String main = tokenTO.nextToken();
                    first_kind_name = tokenTO.nextToken();
                    second_kind_name = tokenTO.nextToken();
                    String head_file = tokenTO.nextToken();
                }
                String sql = "select picture from " + tname + " where main_kind_name='" + module + "' and first_kind_name='" + first_kind_name + "' and second_kind_name='" + second_kind_name + "' and " + sub + "='" + subvalue + "'";
                ResultSet rs = db.executeQuery(sql);
                if (rs.next()) {
                    pic = rs.getString("picture");
                }
            }
            db.close();
        } catch (Exception ex) {
            ex.printStackTrace();
        }
        return pic;
    }
}